Home / 51,310,206.18-76,975,211.43-16,757,318.86

Finding the Fourth Proportional to 51,310,206.18, 76,975,211.43 and 16,757,318.86

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Solution

The fourth proportional to 51,310,206.18, 76,975,211.43 and 16,757,318.86 is: 25,139,212.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,310,206.18 : 76,975,211.43 = 16,757,318.86 : x
  2. Step 2: Convert to fraction form
    51,310,206.18/76,975,211.43 = 16,757,318.86/x
  3. Step 3: Cross multiply
    51,310,206.18x = 76,975,211.43 × 16,757,318.86
  4. Step 4: Simplify right side
    51,310,206.18x = 1,289,898,162,055,988.75
  5. Step 5: Solve for x
    x = 1,289,898,162,055,988.75/51,310,206.18
  6. Step 6: Final answer
    x = 25,139,212.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.